Home / 460,826.10-691,550.46-161,309.16

Finding the Fourth Proportional to 460,826.10, 691,550.46 and 161,309.16

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Solution

The fourth proportional to 460,826.10, 691,550.46 and 161,309.16 is: 242,072.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,826.10 : 691,550.46 = 161,309.16 : x
  2. Step 2: Convert to fraction form
    460,826.10/691,550.46 = 161,309.16/x
  3. Step 3: Cross multiply
    460,826.10x = 691,550.46 × 161,309.16
  4. Step 4: Simplify right side
    460,826.10x = 111,553,423,800.21
  5. Step 5: Solve for x
    x = 111,553,423,800.21/460,826.10
  6. Step 6: Final answer
    x = 242,072.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.